Questions tagged [uwsgi]
Questions regarding uWSGI which is a full stack for building hosting services
349
questions
91
votes
2
answers
36k
views
Why do I need nginx when I have uWSGI
There are many tutorials on how to configure nginx to cooperate with uWGSI when I want to deploy Django application.
But why do I need nginx in this kit? uWSGI itself can serve WSGI Python ...
- 1,167
46
votes
5
answers
51k
views
How do I make uWSGI restart when a Python script is modified?
Can't remember where, but I read uWSGI can reload itself like Django development server when a project script is modified. I can't find that in the docs, nor in the internets. How can I do this?
I ...
- 575
17
votes
2
answers
23k
views
Wiring uWSGI to work with Django and nginx on Ubuntu 16.04
I am trying to follow this tutorial to setup uWSGI with Django and nginx on Ubuntu16.04.
It all works fine up until the very last step (oh the irony...) where I try to execute this command:
sudo ...
14
votes
4
answers
30k
views
How to stop uwsgi when no pidfile in config?
I've just installed uwsgi by pip install uwsgi in a virtual env.
In "ini" file I used:
socket = 127.0.0.1:3000
# no pidfile option
And run uwsgi --ini config.ini
But how to stop this instance of ...
- 714
14
votes
2
answers
26k
views
how to do a graceful uwsgi reload via bash script?
I have a django application which is executing a bash script.
I require the nginx server to restart so I run /etc/init.d/nginx reload which works great. I have been using restart uwsgi for uwsgi but I ...
- 243
13
votes
1
answer
8k
views
What does the --master option ACTUALLY do in uwsgi?
While the uwsgi documentation is perhaps fine for someone already familiar with server administration, it is definitely not so helpful for someone trying to learn it. I hope someone can help out with ...
- 282
12
votes
3
answers
16k
views
Different Python versions under the same uwsgi Emperor?
I'm running an uwsgi Emperor with various Vassals that each serve a specific Python app from a different virtualenv. Since uwsgi was compiled with it's own Python 2.7 interpreter, trying to use a ...
- 651
9
votes
1
answer
6k
views
uWSGI Returning Empty Response
I have a Django site which I am trying to server via uWSGI. I have started the server like so:
uwsgi --emperor .
Ctrl+Z
bg 1
(There are two .ini files which point to the test version and production ...
- 265
9
votes
3
answers
9k
views
uwsgi queue of socket message flood?
I found my website unresponsive and I see a ton of
*** uWSGI listen queue of socket "0.0.0.0:5002" (fd: 3) full !!! (101/100) ***
*** uWSGI listen queue of socket "0.0.0.0:5002" (fd: 3) full !!! (...
- 211
8
votes
1
answer
14k
views
Error 2006: MySQL server has gone away
I'm running a Python Pyramid app on a CentOS server using uWSGI and nginx. I'm using SQLAlchemy as an ORM, MySQLdb as the API, and MySQL as a database. The site hasn't gone live yet, so the only ...
- 325
8
votes
3
answers
24k
views
uWSGI and python virtual env
I'm trying to use uWSGI with a virtual env in order to use the Trac bug tracker on it.
I've installed system-wide uwsgi via pip.
Next, I've installed trac in a virtualenv
$ virtualenv venv
$ . venv/...
- 183
8
votes
1
answer
2k
views
How do I get an aggregate of all the stats from all uWSGI vassals using uwsgitop?
TL;DR
Can anyone tell me how I may get uwsgitop to monitor all of my vassals in my emperor-vassal setup in one shot?
I have an emperor-vassal setup for my uWSGI server, and I need to monitor all my ...
- 131
7
votes
2
answers
42k
views
uWSGI cannot find "application" using Flask and Virtualenv
Using uWSGI to serve a simple wsgi app, (a simple "Hello, World") my configuration works, but when I try to run a Flask app, I get this in uWSGI's error logs:
current working directory: /opt/python-...
- 465
7
votes
3
answers
23k
views
uwsgi.ini configuration for python apps
So I am experimenting with uWSGI and liking it a lot.
I have a question regarding the use of its .ini file though.
Is it possible to calculate values for its .ini configuration parameter dynamically?...
- 1,176
7
votes
1
answer
19k
views
Unable to load configuration from uwsgi
Since yesterday I have been wrestling with this problem: unable to load configuration from uwsgi
When I google it, nothing comes up. I am trying to run UWSGI under nginx with a very simple uwsgi.ini ...
- 1,123
7
votes
1
answer
9k
views
uWSGI won't start with systemd under Ubuntu 16.04
I'm in the process of doing a somewhat painful migration of our staging and production servers from Ubuntu 12.04 to 16.04. I'm testing the migration on staging and it is mostly working, except for ...
- 213
7
votes
2
answers
23k
views
Django doesn't find CSS files for admin pages using uWSGI
Even if I followed the official instructions, when I start a Django test site using uWSGI, CSS files for the admin interface are not loaded. If I open the URL of a CSS file, for example http://...
- 217
7
votes
4
answers
36k
views
ubuntu + nginx + uwsgi + django No Python application found
I am trying to setup my server with a nginx to uwsgi to django stack, but I am having problems with the uwsgi part.
When I run uwsgi and pass in all the parameters on the command line, it works ...
- 113
7
votes
2
answers
7k
views
uwsgi processes * threads = maximum simultanous connections?
We are using uwsgi to serve the python app behind nginx.
Can I hope that the theoretical maximum of simultaneously served client connections is equal to uwsgi processes * threads?
We are using ...
- 439
7
votes
3
answers
12k
views
Nginx cannot see unix socket
UPDATE: I saw questions related to the /tmp directory, and a comment mentioned moving the socket out of /home as well. It didn't fix the problem.
(Additional updates at bottom of post)
I have a ...
- 116
7
votes
0
answers
2k
views
UWSGI SIGINT/SIGQUIT received
I'm trying to use nginx with uwsi.
I wrote uwsgi ini file and test it with uwsgi --ini site.ini
Everything works fine.
But when I try to run the site I got the following error (from log file):
*** ...
- 171
7
votes
1
answer
5k
views
Python Threads and uWSGI Harakiri
I have a webapp that is using an API built on nginx, uWSGI, and Django. Recently I have been seeing a lot of harakiris on a particular API call which does some quick processing and then spawns a few ...
- 181
7
votes
0
answers
2k
views
ImportError: No module named flask - uwsgi and buildout
uWSGI config:
<uwsgi>
<module>app_wsgi:app</module>
<pythonpath>./src</pythonpath>
<socket>/tmp/uwsgi.sock</socket>
<pidfile>/tmp/uwsgi....
- 171
6
votes
2
answers
12k
views
Copy and deliver a request to another nginx server for real traffic testing
I have a Flask web service which runs on uwsgi+nginx and it works well.
I have another development version of the service which runs on another server. It also runs on uwsgi+nginx.
What I want to do ...
- 351
6
votes
4
answers
4k
views
Comet with uwsgi and nginx, how to turn off the output buffer?
How can I prevent Nginx from buffering the output of my uwsgi app? For my comet style application I'm using long polling and the requests are now buffered.
I tried to reduce the size of the buffers, ...
- 1,689
6
votes
2
answers
11k
views
"ImportError: No module named flask" - Trouble with nginx + uWSGI + Flask in a virtualenv setup
I got nginx + uWSGI running on localhost inside a virtualenv with a simple hello world program, but I get this error when I replace the hello world with a simple Flask app:
File "./...
- 175
6
votes
1
answer
2k
views
Reload and evil-reload in uwsgi config
What is the difference between reload-on-as and evil-reload-on-as options in uwsgi config?
I use reload-on-as and uwsgi worker still consumes unlimited memory and reloads when task is finished. I need ...
- 163
6
votes
1
answer
10k
views
uWSGI permissions issue
I'm trying to set up a chef recipe that will get my site running and everything seems to be working fine except for uWSGI which is giving me the following error:
*** has_emperor mode detected (fd: 6) ...
- 259
6
votes
4
answers
8k
views
Ubuntu 11.10 with Nginx and uWSGI
I'm trying to get a LNP [Linux Nginx Python] stack (is that even a thing? heh) going, but I'm having some difficulties.
A lot of blog posts and documentation on doing this seems to revolve around ...
- 223
6
votes
2
answers
11k
views
I can't run uwsgi as regular user
I want to run uwsgi server as www user, but if I write:
uwsgi --socket $SOCKET --chmod-socket 666 --pidfile $PIDFILE --daemonize $LOGFILE --chdir $CHDIR --pp $PYTHONPATH --module main --post-...
- 189
5
votes
3
answers
22k
views
Nginx & uWSGI: ImportError: No module named site
I'm receiving an error: ImportError: No module named site according to my uWSGI log.
test_proj.ini:
[uwsgi]
chdir = /home/%n/app
module = %n.wsgi
home = /home/%n/app/venv
master = true
processes = ...
- 261
5
votes
1
answer
15k
views
Running (and monitoring) nginx with supervisord
I will start with my use case, since I very well may not be using the correct tools for this job. Please let me know if I am going about this all the wrong way
use case: I have a CentOS server ...
- 327
5
votes
3
answers
23k
views
nginx failed (13: Permission denied) uwsgi (502 bad gateway)
I am having trouble running my application on a new DigitalOcean droplet. The machine runs CentOS 6.5
My /etc/nginx/nginx.conf
user nginx www-data;
worker_processes 1;
error_log /var/log/nginx/...
- 327
5
votes
1
answer
13k
views
nginx + uwsgi - what is serving static files?
I am using nginx as a proxy to a couple of flask apps, with uwsgi as the middleware. Here's my nginx config for a test app.
server {
listen 80;
server_name test.myapp.com www.test.myapp....
- 153
5
votes
3
answers
10k
views
Docker how to Django + uwsgi/gunicorn + nginx?
I can't get my head around on what's the "correct" way to deploy a Django project that uses uwsgi/gunicorn (I haven't decide yet what to use, probably uwsgi since it has better performances, ...
- 257
5
votes
2
answers
16k
views
Correct number of uWSGI processes?
On a 4-core box which scenario makes the better setup:
4 uWSGI processes with a deep queue to handle requests
8 uWSGI processes with a deep queue
As many many processes as the server's memory ...
- 622
5
votes
2
answers
7k
views
Side effects of setting max-requests on uwsgi config
In order to try and reduce memory usage on our web server, I've had to set the max-requests property on my uwsgi config to 50.
What are the down sides of this?
We've got 10 workers on the site and ...
- 165
5
votes
1
answer
22k
views
How do I debug this Nginx to uWSGI timeout?
I'm running a database-backed web site that receives very little traffic. However, once or twice day, a request will timeout and I'll see this (or a similar) error in Nginx's error.log:
2013/06/13 18:...
- 465
5
votes
2
answers
17k
views
nginx works on LAN IP but not on public IP
I have setup a nginx web server with uwsgi to host my flask app. When I access it through the LAN ip (192.168.1.x) I get the website just fine but when I access it through my public IP i am greeted ...
5
votes
1
answer
6k
views
nginx+ uwsgi gives 502 Bad Gateway
I used this guide to set it up and it was working to server my django app for a while, but after adding a new django module, without touching any of the nginx or uwsgi configs, now the server leads to ...
- 3,177
5
votes
1
answer
3k
views
Analyze uwsgi strace log to find out why it takes high CPU usage
I'm running a django site with nginx through uwsgi. The problem is uwsgi process take a lot of CPU time when traffic become heavy. The same configuration works fine on test server and siege/ab ...
- 151
5
votes
2
answers
2k
views
Has anyone used uwsgi nginx and django for a high-load environment?
I was wondering if anyone has used uwsgi with nginx to serve a high-load django site before. If so, did they have any problems?
- 209
4
votes
2
answers
4k
views
Plain uWSGI error: uwsgi_response_write_body_do() TIMEOUT
This looks like a well-known issue with Nginx+uWSGI timeouts, but my setup is different and I couldn't find information about it.
I run a Flask app on uWSGI, on http protocol (not sockets). When I ...
- 153
4
votes
1
answer
6k
views
Python uWSGI logs have no read permissions
I am running a Python Flask server on uWSGI over an EC2 Ubuntu 14.04 LTS. The server is configured as follows:
[uwsgi]
http-socket = :9000
plugin = python
wsgi-file = /path/to_wsgi.py
...
- 13.7k
4
votes
2
answers
17k
views
Nginx 502 bad gateway runing django in uwsgi
I tryed to restart a project in production and it stoped working. This is a django==1.5.1 and django-cms==2.4.1 project. I restarted because I've updated the project from django==1.4.1 to django==1.5....
- 263
4
votes
1
answer
3k
views
Getting pypy to run in uwsgi?
I'm trying to setup uwsgi to use pypy following what is posted here,
using the build PyPy support as a plugin method.
http://uwsgi-docs.readthedocs.org/en/latest/PyPy.html
I have seemed to manage to ...
- 255
4
votes
1
answer
3k
views
Serving django with nginx and uWSGI
I followed this post to serve my django project. The project runs well with manage.py runserver and I want to set it up for production. Here are my setting files:
nginx.conf:
upstream django {
...
- 45
4
votes
1
answer
6k
views
UWSGI can't import module 'mysite' with nginx and flask
I'm new to using uwsgi and nginx and I haven't been able to figure out why I am getting this error from uwsgi:
ImportError: No module named mysite
unable to load app 0 (mountpoint='my_ipaddr|') (...
- 71
4
votes
1
answer
3k
views
UWSGI and NGINX for Python Apps on Ubuntu 11.10
I am trying to find an optimal way to set up my server to use NGINX and UWSGI to serve python applications. The following has worked so far:
Initial setup:
sudo apt-get install nginx uwsgi uwsgi-...
- 429
4
votes
1
answer
3k
views
Restart Django/uWSGI vassal in uWSGI emperor mode
I am running a django site using uWSGI in emperor mode. I have found that while touching the uwsgi.ini file for a specific application does indeed cause the emperor process to reload that vassal (...
- 1,515